Update stackslib/src/config/mod.rs

Co-authored-by: wileyj <2847772+wileyj@users.noreply.github.com>

Author: Jiloc

stackslib/src/config/mod.rs

@@ -2604,7 +2604,7 @@ pub struct ConnectionOptionsFile {
     /// `stacks-signer` instance.
     ///
     /// **Requirement:** This field **must** be configured if the node needs to receive block
-    /// proposals from a `stacks-signer` via the `/v3/block_proposal` endpoint. The value
+    /// proposals from a configured `stacks-signer`event_observer via the `/v3/block_proposal` endpoint. The value
     /// must match the token configured on the signer.
     ///
     /// It is also used to authenticate requests to `/v2/blocks?broadcast=1`.